Table 2.

The percentage content of sotalol hydrochloride during the stability study at cold and room temperature*

Time point (day)	Cold (5±3°C)			Room (25±2°C)
	S1	S2	S3	S1	S2	S3
0 (100%)	5.17±0.11 mg/mL	5.19±0.03 mg/mL	5.19±0.05 mg/mL	5.17±0.11 mg/mL	5.19±0.03 mg/mL	5.19±0.05 mg/mL
7	101.10±1.37	99.03±0.93	100.89±0.88	100.37±0.89	99.52±0.74	100.19±0.93
14	96.72±0.48	99.58±1.29	98.48±0.23	98.32±0.73	100.22±0.69	98.12±0.34
30	100.65±0.66	100.55±1.16	101.20±0.33	98.91±1.01	99.69±1.18	99.0±0.39
60	98.41±0.32	98.75±1.12	99.36±0.80	98.78±0.59	99.29±0.69	98.79±0.84
90	98.75±0.28	99.02±0.89	98.84±0.63	99.04±0.30	99.54±0.29	99.27±0.40
120	98.58±0.97	98.99±0.66	99.22±0.56	98.39±0.60	98.89±0.39	98.27±0.92
150	97.33±0.67	99.17±0.83	98.62±0.74	97.84±0.34	99.23±0.70	98.27±0.25
180	99.29±0.83	98.85±0.91	101.14±0.91	100.07±0.52	99.27±0.81	98.97±1.06

*Mean±SD of determinations for four samples (n=4).